#region license
// Copyright (c) 2007, Michael A. Rose (The Universal Sun, Inc.) (michael@theuniversalsun.com)
// All rights reserved.
//
// This file is part of Expergent.
//
// Expergent is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License (GPL) as published by
// the Free Software Foundation; either version 3 of the License, or
// (at your option) any later version.
// 
// Expergent is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with this distribution; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#endregion

namespace BooRulesMacro

import System
import Boo.Lang.Compiler
import Boo.Lang.Compiler.Ast
import Boo.Lang.Compiler.Ast.AstUtil

internal class AtomFinder(DepthFirstTransformer):
	
	[getter(Expressions)]
	lst as List
	
	_name as string
	_rule as string
	
	def constructor(name as string, rule as string):
		lst = []
		_name = name;
		_rule = rule
	
	override def OnMethodInvocationExpression(node as MethodInvocationExpression):
		assert node.Target isa ReferenceExpression
		if (node.Target as ReferenceExpression).Name.Equals(_name):
			mie = MethodInvocationExpression()
			mie.Arguments.Add(node)
			mie.Target = CreateReferenceExpression(_rule)
			ReplaceCurrentNode(mie)
